>> right now, the national tracking poll shows mitt romney at 49%, president obama at 47%. this gives us a way to set the stage for the second presidential debate. before the first debate president obama was up by two points. a couple of percent switches from obama to romney to romney is up. he's been ahead or tied in eight of the last nine days. >> we talked about how the needle doesn't move much on debates, that viewpoints are locked in. it shows how important the first debate was. numbers are swinging the other way. >> that's right. 98% of voters didn't change their mind but the race was so close, even a small switch was enough to change who was in front and right now mitt romney has an advantage. >> let's talk about the all-important swing states, the battleground states. you have fresh numbers to reveal on those also. start with virginia, what did you just find out? who is leading there? >> in virginia, mitt romney is up by a couple of points. this is a state that president obama won four years ago. the democrats have not won it for more than 40 years before that. righ